Shell Programming and Scripting

for path in /dir1/dir2/*.xml
do
  [ -f "$path" ] || break
  basepath=${path%/*/*}
  lastpath=${path#"$basepath"/}
  lastdir=${lastpath%/*}
  file=${lastpath##*/}
  part23=${file#[0-9][0-9][0-9][0-9][0-9][0-9]}
  part1=${file%"$part23"}
  echo mkdir -p "${basepath}/${part1}/${lastdir}" 2>/dev/null
  echo mv "${path}" "${basepath}/${part1}/${lastdir}/${part23}"
done

for path in /dir1/dir2/*.xml
do
  [ -f "$path" ] || break
  IFS=/ read basedir lastdir file << EOF
$path
EOF
  part23=${file#[0-9][0-9][0-9][0-9][0-9][0-9]}
  part1=${file%"$part23"}
  echo mkdir -p "${basedir}/${part1}/${lastdir}" 2>/dev/null
  echo mv "${path}" "${basedir}/${part1}/${lastdir}/${part23}"
done